Lua APA (7ú heag.)

(1972). Sociological methods & research. Sage Publications.

Lua i Stíl Chicago (17ú heag.)

Sociological Methods & Research. Beverly Hills, Calif.: Sage Publications, 1972.

Lua MLA (9ú heag.)

Sociological Methods & Research. Sage Publications, 1972.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.